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800220 Sigma-AldrichChlorosulfonic acid

Chlorosulfonic acid for synthesis. CAS 7790-94-5, pH < - 1 (H₂O, 20 °C) Aqueous solution,(rigorous decomposition).

Chlorosulfonic acid MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

SDS
CoA

Synonyms: Sulfuric chlorohydrin, Chlorosulfuric acid

CAS #: 7790-94-5 EC Number: 232-234-6 Molar Mass: 116.52 g/mol Hill Formula: HClO₃S

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Overview

Replacement Information

Key Spec Table

CAS #	EC Number	Hill Formula	Molar Mass
7790-94-5	232-234-6	HClO₃S	116.52 g/mol

Products

Catalogue Number	Packaging	Qty/Pack
8002200250	Glass bottle	250 ml	Add To Favorites Add To Favorites Added To My Favorites

Description
Catalogue Number	800220
Synonyms	Sulfuric chlorohydrin, Chlorosulfuric acid

References

Product Information
CAS number	7790-94-5
EC index number	016-017-00-1
EC number	232-234-6
Hill Formula	HClO₃S
Molar Mass	116.52 g/mol
HS Code	2806 20 00
Quality Level	MQ200

Applications
Application	Chlorosulfonic acid for synthesis. CAS 7790-94-5, pH < - 1 (H₂O, 20 °C) Aqueous solution,(rigorous decomposition).

Biological Information

Physicochemical Information
Boiling point	152 °C (1013 hPa) (decomposition)
Density	1.750 g/cm3 (20 °C)
Melting Point	-80 °C
pH value	<1 (H₂O, 20 °C) Aqueous solution,(rigorous decomposition)
Vapor pressure	33.1 hPa (50 °C)

Dimensions

Materials Information

Toxicological Information

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H314: Causes severe skin burns and eye damage. H330: Fatal if inhaled. H335: May cause respiratory irritation. EUH014: Reacts violently with water.
Precautionary Statement(s)	P260: Do not breathe mist or vapours. P271: Use only outdoors or in a well-ventilated area. P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection. P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Signal Word	Danger
RTECS	FX5730000
Storage class	6.1B Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 1 slightly hazardous to water
Disposal	11 Organic acid halides, anhydrides and isocyanates can be added dropwise to an excess of methanol (Cat. No. 822283) to convert them into the corresponding methyl esters or methyl carbamates. If necessary, neutralize with sodium hydroxide solution (Cat. No. 105587). Fill into container A.

Safety Information
Categories of danger	corrosive

Product Usage Statements

Storage and Shipping Information
Storage	Store below +30°C.

Packaging Information

Transport Information
Declaration (railroad and road) ADR, RID	UN 1754 , 8, I
Declaration (transport by air) IATA-DGR	UN 1754 , 8,
Declaration (transport by sea) IMDG-Code	UN 1754 , 8, I, Segregation Group: 1 (Acids)

Supplemental Information

Specifications
Assay (acidimetric)	≥ 97.0 %
Free SO₃	≤ 1.0 %
Due to the manufacturing process, there may be very few technically unavoidable individual particles in the product

Global Trade Item Number
Catalogue Number	GTIN
8002200250	04022536356679

Documentation

Chlorosulfonic acid SDS

Title
Safety Data Sheet (SDS)

Chlorosulfonic acid Certificates of Analysis

Product Number	Packaging	Specification	Lot Number
8002200250	Glass bottle	PDF Specification Document	Enter Lot Number

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